<template>
  <div>
    <div v-css:color.a.b.c="count">hello <button @click="count++">{{ count }}</button> </div>
  </div>
</template>
<script setup>
import { ref } from 'vue';
const count = ref(0)
const vCss = {
  mounted(el, binding, vnode) {
    console.log(binding);
  },
  updated(el, binding, vnode, prevVnode) {
    console.log(vnode, prevVnode);
  },
}
</script>
